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General information

  • Name: SPPO13
  • Full name: 2,7-Bis(diphenylphosphoryl)-9,9'-spirobifluorene
  • CAS number: 1234510-13-4
  • Chemical formula: C49H34O2P2
  • Molecular weight: 716.74 g/mol
  • Absorption: λmax = 282 nm in DCM
  • Photoluminescence: λmax = 373 nm in DCM
  • HOMO/LUMO: HOMO = 5.9 eV, LUMO = 2.6 eV
  • Synonyms: 9,9'-Spirobi[fluorene]-2,7-diylbis(diphenylphosphine oxide)
  • Classification: Organic light-emitting diodes, TADF OLEDs, Electron transport layer materials (ETL), PHOLED co-host materials, Solar Cells, Host materials
  • Purity: >99.0% (HPLC)
  • Melting point: Tg = 123°C
  • Appearance: White powder/crystals

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